Protein Synthesis and Mutations

A section of DNA has these bases:

TAG CAG TAC

Which mRNA sequence is produced from this DNA section?

• ATC GTC ATG

• AUC GUC AUG

• AUG CUG AUC

• UTC GTC UTG

Tags

NGSS.HS-LS3-1

How do some chemicals increase the risk of a person getting cancer?

• by causing cell mutations

• by causing a deficiency of vitamin D

• by causing and increase of toxins in the skin

• by causing a decrease in the immune response

Tags

NGSS.HS-LS3-2

Which best summarizes the role of DNA in the production of proteins?

• DNA moves to the cytoplasm to build proteins

• DNA transports amino acids to the ribosomes to make proteins

• DNA contains the instructions used to make proteins

• DNA breaks hydrogen bonds between amino acids

Tags

NGSS.HS-LS1-1

What effect could a mutations in mRNA have on the production of proteins?

• The protein produced will have a different identity

• The protein produced will have a coiled shape

• The protein produced will produce excess nitrogen

• The protein produced will produce excess water

Tags

NGSS.HS-LS3-2

What carries the instructions for making amino acids in a protein?

• the nitrogen base on the tRNA

• the hydrogen bonding between nitrogen bases

• the sequence of nitrogen bases on the mRNA

• the nitrogen base bonding on the DNA molecule

Tags

NGSS.HS-LS1-1

During translation, what does the tRNA deliver to the ribosomes?

• amino acids

• DNA

• mRNA

• proteins

Which will most likely cause an increase in the frequency of genetic mutations in humans?

• increased exposure to mold spores in the air

• increased exposure to the rising levels of atmospheric CO₂

• increased exposure to bacteria in drinking water

• increased exposure to X-rays

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

What molecules are joined together to make proteins?

• fatty acids

• nucleic acids

• amino acids

• acetic acids

Tags

NGSS.HS-LS1-6

A strand of DNA has these bases:

AGC CAT GTA TAC

What is the complementary DNA strand?

• ACG GAT CTA TAG

• TCG GTA CAT ATG

• TGC CTA GAT ATC

• UCG CUA CAU AUG

Which statement best describes the relationship that exists among proteins, DNA, and cells?

• Proteins combines to produce cells, which produce DNA.

• Proteins are made up of DNA, which determines the cells that are produced.

• DNA is made up of proteins, which tell a cell how to function.

• Cells contain DNA, which controls the production of proteins

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6